{"coeffs": [-6.588576376519753e-08, 0.0001600810074090865, 0.8179102540349721, 0.09314537542046795], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.6024747636462027e-08, 0.00010291309219669153, 0.07196485618875176, 0.0030748725000099256], "covariance": [[6.772874895415358e-16, -1.3298130481372067e-12, -9.569000229614263e-10, -4.9937697957088164e-11], [-1.3298130481372457e-12, 1.0591104545484732e-08, 7.401611124523342e-06, 3.012680549153359e-07], [-9.56900022961428e-10, 7.401611124523342e-06, 0.005178940526267723, 0.0002128654734531427], [-4.993769795708801e-11, 3.012680549153359e-07, 0.00021286547345314276, 9.454840891317289e-06]]}